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公开(公告)号:US3679462A
公开(公告)日:1972-07-25
申请号:US3679462D
申请日:1970-10-16
Applicant: ALLIED CHEM
Inventor: PISTILLI DONALD J , DEGGINGER EDWARD R
CPC classification number: A62D1/0085 , C08K3/38 , C08L29/04
Abstract: AQUEOUS DILATANT SOLUTIONS CONTAINING 0.5 TO 6.0 WEIGHT PERCENT ALKALI METAL BORATE AND 0.5 TO 6.0 WEIGHT PERCENT WATER-SOLUBLE POLYVINYL ALCOHOL CAN BE RAPIDLY APPLIED TO THE SURFACE OF AIRCRAFT RUNWAYS TO PROVIDE A SPARK AND FIRE-RETARDANT CUSHION FOR EMERGENCY AIRCRAFT LANDINGS. THE DILATANT SOLUTION IS PREFERABLY FORMED BY MIXING TWO AQUEOUS SYSTEMS, ONE CONTAINING BORATE AND THE OTHER PVA. THE MIXING IS PREFERABLY EFFECTED BY SPRAYING CONVERGING STREAMS OF THE TWO SOLUTIONS.